Firefighters arrive at the site of a bomb attack along Double Road, also known as Zarghoon Road, in Quetta October 30. 2013. A car bomb exploded in Pakistani city of Quetta, killing at least four ... more&nbsp

Firefighters arrive at the site of a bomb attack along Double Road, also known as Zarghoon Road, in Quetta October 30. 2013. A car bomb exploded in Pakistani city of Quetta, killing at least four people and wounding over a dozen others on Wednesday, local media reported. REUTERS/Stringer (PAKISTAN - Tags: CIVIL UNREST CRIME LAW) less&nbsp